what sort of environment are we looking at in terms of what assad might do next? >> it is extremely chaotic and unpredictable. because of the internationalization, much has been said this is part of war. with the money coming into it and the weapons, money from the gulf country to the rebels. it is a regional conflict. the fighting is taking place and has regional complications. >> chemical weapons. i believe his statement is he said earlier he is alluding to the chemical weapons and said it could involve u.s. troops saying you have to keep the possibility that if there is a peaceful transition and international organizations get involved that they might ask for assistance in that situation. so defense secretary paneta discussing troops and the weapons. >> for u.s. and israel, they hinted at the fact that they would use force if they needed to ensure them is it falling into the hands of people that could be dangerous. dictators use chemical weapons. in a moment of desperation if this regime feels its back is against the wall and time is running out it may resort t